Home / 172,672,031.88-238,288,022.64-94,355,584.56

Finding the Fourth Proportional to 172,672,031.88, 238,288,022.64 and 94,355,584.56

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Solution

The fourth proportional to 172,672,031.88, 238,288,022.64 and 94,355,584.56 is: 130,211,044.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,672,031.88 : 238,288,022.64 = 94,355,584.56 : x
  2. Step 2: Convert to fraction form
    172,672,031.88/238,288,022.64 = 94,355,584.56/x
  3. Step 3: Cross multiply
    172,672,031.88x = 238,288,022.64 × 94,355,584.56
  4. Step 4: Simplify right side
    172,672,031.88x = 22,483,805,669,843,712
  5. Step 5: Solve for x
    x = 22,483,805,669,843,712/172,672,031.88
  6. Step 6: Final answer
    x = 130,211,044.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.